5 0 Mack MP8 Engine Control Module (ECM) Part # 21900553 P02 Contact for price (GOOD USED) Mack MP8 ECM Part # 21900553 P02 For Sale, Engine Control Module (ECM, ECU) P/N 21900553 P02, e11, 81426B, Stock # 2226 Tested Inspected! All ourPARTSareTESTEDand ShipPRIORITY... ConditionUsedFits To Make(s)MackFits To Model(s)MP8Part Number21900553Stock Number2226 MLS Number10234211CategoryEngine Control Modules (ECM) Last Updated5/19/2023 LocationOpa Locka, FL, US Sold ByCA Truck Parts Inc. (305) 688-___ SHOWNUMBERCall Seller Email Seller Save More Info